obama started smoking in his teens. the first lady claims he quit so he can look at his daughters and say he's not a smoker. >>> people in the denver area are waking up to subzero temps today as they dig out from yesterday's big storm. that city is now blanketed in half a foot of snow and ice that made for an extremely treacherous commute. a number of schools closed for the day and dozens of flights were canceled, too. >> i was there this past weekend for a wedding. when it snows in denver, it's still pretty. you can't get it from these images but the snow stays pristine unlike a major city where people walk through it, gets black. >> that gray, nasty mush here in new york. different, huh? >> totally. >>> now time for your wednesday weather. that storm also slammed the plains in the south where they're bracing for a second round today. oklahoma city could get 6 to 12 inches of snow. expect a few inches in little rock, shreveport and memphis and snow around the great lakes. >> frigid from canadian border as far south as